Tools for curious techies.

WHOIS Lookup→

Query domain registration, registrar info, and expiration dates via RDAP.

DNS Lookup→

Query A, AAAA, MX, TXT, CNAME, NS, SOA, and CAA records via DNS-over-HTTPS.

HTTP Header Analyzer→

Analyze raw or live HTTP response headers for caching and architecture.

Security Headers Checker→

Audit HSTS, CSP, X-Frame-Options, and OWASP recommended web headers.

Website Technology Detector→

Identify CMS, web servers, frontend frameworks, and CDNs from headers and meta.

Robots.txt Analyzer & Tester→

Validate robots.txt syntax, directives, and crawl permissions for URLs.

Image Metadata / EXIF Viewer→

View camera EXIF metadata, lens info, dimensions, and GPS coordinates privately.

EXIF Metadata Cleaner→

Strip all EXIF, IPTC, and GPS location tags from photos client-side.

IP Address Checker→

Detect your public IP address, ISP, ASN, and geographic location.

Password Strength Checker→

Calculate password entropy bits, brute-force crack time, and strength.

Base64 Encoder / Decoder→

Encode and decode Base64 strings and UTF-8 text client-side.

URL Encoder / Decoder→

Encode and decode URL parameters and query strings (RFC 3986).

Cryptographic Hash Generator→

Generate SHA-256, SHA-384, SHA-512, SHA-1, and MD5 hashes locally.

Hash Identifier→

Identify unknown hash algorithm types by format, length, and charset.

JWT Decoder→

Decode and inspect JWT headers, payloads, and signatures securely.

UUID / GUID Generator→

Generate cryptographically random UUID v4 and time-ordered UUID v7.

Hex ↔ Text Converter→

Convert plain text to hexadecimal bytes and hex strings back to text.

Binary ↔ Text Converter→

Convert text characters to 8-bit binary code and binary back to text.

osint

Domain Intelligence→

Comprehensive domain reconnaissance: registrar, age, DNS, and IP info.

osint

IP Intelligence & Geolocation→

Deep IP reconnaissance: ASN owner, routing prefix, and proxy/VPN risk.

JWT Security Inspector→

Audit JWT vulnerabilities: none algorithm, weak signing, and claim flaws.

Regex Security & ReDoS Tester→

Detect Catastrophic Backtracking and ReDoS vulnerabilities in regex patterns.

CORS Checker & Builder→

Validate and generate secure Cross-Origin Resource Sharing (CORS) headers.

CSP (Content Security Policy) Generator→

Build secure Content-Security-Policy headers visually with nonce and hash.

SRI (Subresource Integrity) Hash Generator→

Generate sha384 and sha256 integrity hashes for CDN scripts and styles.

Security.txt Generator (RFC 9116)→

Generate standard security.txt policy files for responsible disclosure.